diff --git a/xen/arch/x86/hvm/vioapic.c b/xen/arch/x86/hvm/vioapic.c
index d899dd9707..da03b4d4b3 100644
--- a/xen/arch/x86/hvm/vioapic.c
+++ b/xen/arch/x86/hvm/vioapic.c
@@ -539,7 +539,7 @@ void vioapic_update_EOI(struct domain *d, u8 vector)
             if ( is_iommu_enabled(d) )
             {
                 spin_unlock(&d->arch.hvm.irq_lock);
-                hvm_dpci_eoi(d, vioapic->base_gsi + pin, ent);
+                hvm_dpci_eoi(d, vioapic->base_gsi + pin);
                 spin_lock(&d->arch.hvm.irq_lock);
             }
 
diff --git a/xen/arch/x86/hvm/vpic.c b/xen/arch/x86/hvm/vpic.c
index 4897a0e05b..9ec4652222 100644
--- a/xen/arch/x86/hvm/vpic.c
+++ b/xen/arch/x86/hvm/vpic.c
@@ -261,8 +261,7 @@ static void vpic_ioport_write(
                 vpic_update_int_output(vpic);
                 vpic_unlock(vpic);
                 hvm_dpci_eoi(current->domain,
-                             hvm_isa_irq_to_gsi((addr >> 7) ? (irq|8) : irq),
-                             NULL);
+                             hvm_isa_irq_to_gsi((addr >> 7) ? (irq | 8) : irq));
                 return; /* bail immediately */
             case 6: /* Set Priority                */
                 vpic->priority_add = (val + 1) & 7;
diff --git a/xen/drivers/passthrough/io.c b/xen/drivers/passthrough/io.c
index 6b1305a3e5..71eaf2c17e 100644
--- a/xen/drivers/passthrough/io.c
+++ b/xen/drivers/passthrough/io.c
@@ -950,8 +950,7 @@ static void hvm_dirq_assist(struct domain *d, struct hvm_pirq_dpci *pirq_dpci)
     spin_unlock(&d->event_lock);
 }
 
-static void hvm_pirq_eoi(struct pirq *pirq,
-                         const union vioapic_redir_entry *ent)
+static void hvm_pirq_eoi(struct pirq *pirq)
 {
     struct hvm_pirq_dpci *pirq_dpci;
 
@@ -968,7 +967,6 @@ static void hvm_pirq_eoi(struct pirq *pirq,
      * since interrupt is still not EOIed
      */
     if ( --pirq_dpci->pending ||
-         (ent && ent->fields.mask) ||
          !pt_irq_need_timer(pirq_dpci->flags) )
         return;
 
@@ -977,19 +975,17 @@ static void hvm_pirq_eoi(struct pirq *pirq,
 }
 
 static void __hvm_dpci_eoi(struct domain *d,
-                           const struct hvm_girq_dpci_mapping *girq,
-                           const union vioapic_redir_entry *ent)
+                           const struct hvm_girq_dpci_mapping *girq)
 {
     struct pirq *pirq = pirq_info(d, girq->machine_gsi);
 
     if ( !hvm_domain_use_pirq(d, pirq) )
         hvm_pci_intx_deassert(d, girq->device, girq->intx);
 
-    hvm_pirq_eoi(pirq, ent);
+    hvm_pirq_eoi(pirq);
 }
 
-static void hvm_gsi_eoi(struct domain *d, unsigned int gsi,
-                        const union vioapic_redir_entry *ent)
+static void hvm_gsi_eoi(struct domain *d, unsigned int gsi)
 {
     struct pirq *pirq = pirq_info(d, gsi);
 
@@ -998,11 +994,10 @@ static void hvm_gsi_eoi(struct domain *d, unsigned int gsi,
         return;
 
     hvm_gsi_deassert(d, gsi);
-    hvm_pirq_eoi(pirq, ent);
+    hvm_pirq_eoi(pirq);
 }
 
-void hvm_dpci_eoi(struct domain *d, unsigned int guest_gsi,
-                  const union vioapic_redir_entry *ent)
+void hvm_dpci_eoi(struct domain *d, unsigned int guest_gsi)
 {
     const struct hvm_irq_dpci *hvm_irq_dpci;
     const struct hvm_girq_dpci_mapping *girq;
@@ -1013,7 +1008,7 @@ void hvm_dpci_eoi(struct domain *d, unsigned int guest_gsi,
     if ( is_hardware_domain(d) )
     {
         spin_lock(&d->event_lock);
-        hvm_gsi_eoi(d, guest_gsi, ent);
+        hvm_gsi_eoi(d, guest_gsi);
         goto unlock;
     }
 
@@ -1030,7 +1025,7 @@ void hvm_dpci_eoi(struct domain *d, unsigned int guest_gsi,
         goto unlock;
 
     list_for_each_entry ( girq, &hvm_irq_dpci->girq[guest_gsi], list )
-        __hvm_dpci_eoi(d, girq, ent);
+        __hvm_dpci_eoi(d, girq);
 
 unlock:
     spin_unlock(&d->event_lock);
diff --git a/xen/include/asm-x86/hvm/io.h b/xen/include/asm-x86/hvm/io.h
index f5a8813b33..ac0a870bee 100644
--- a/xen/include/asm-x86/hvm/io.h
+++ b/xen/include/asm-x86/hvm/io.h
@@ -122,8 +122,7 @@ bool handle_mmio_with_translation(unsigned long gla, unsigned long gpfn,
                                   struct npfec);
 bool handle_pio(uint16_t port, unsigned int size, int dir);
 void hvm_interrupt_post(struct vcpu *v, int vector, int type);
-void hvm_dpci_eoi(struct domain *d, unsigned int guest_irq,
-                  const union vioapic_redir_entry *ent);
+void hvm_dpci_eoi(struct domain *d, unsigned int guest_irq);
 void msix_write_completion(struct vcpu *);
 
 #ifdef CONFIG_HVM